Four new suits from c4cast assert a single patent related to online content rating (7,958,204) against Apple, Amazon, Barnes & Noble, and Valve. Since May 2012, C4cCast has asserted the patent against 20 diverse defendants that operate websites with user ratings. The majority of those cases are now closed. C4Cast is represented in litigation by Hao Ni. 4/23, Eastern District of Texas, 2:14cv00484, 2:14cv00489, 2:14cv00493, 2:14cv00497
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